Limitations (good Working Knowledge) Flashcards
What is a memory item?
All information labeled with a star symbol. Pilots are expected to commit these items to memory.
In Flight: no lower than 400ft*
*Note: immediate action items may be accomplished at any time if deemed necessary by the captain to maintain aircraft control control.
Maximum runway slope
+- 2%
Maximum Takeoff / Landing Altitude
10,000 feet
Are there maximum operating latitude operations?
Yes
Normal runway width?
148 feet (45 meters)
Minimum runway width
100 feet (30 meters)
What is a narrow runway?
A runway less than 148 feet (45meters) in usable width but not less than minimum runway width (100 feet)
What are the Takeoff requirements from narrow runways
Operational nosewheel steering and all brakes
Crosswind capability is diminished with thrust reverser or flight control deferrals
Ensure Takeoff V1 is great or than or equal to narrow runway calculated Vmcg
What are the Landing requirements from narrow runways
Autoland is not authorized
Consider diversion to normal width runway for nose wheel steering, thrust reverser, braking, or flight control degraded.
Crosswind capability is diminished
VMO
Indicated by max airspeed pointer on airspeed indicator
MMO
.82 Mach
Maximum gear retraction speed
235 knots
Maximum gear extension speed
270/.82
Maximum gear operating speed
320/.82
What are the flap positions?
1
2
5
10
15
25
30
40
Crosswind component for takeoff
6 -
5 -
4 -
3 -
2 -
1 -
0 -
Crosswind component for takeoff
** 6 - 33
** 5 - 25
4 - 22
3 - 20
2 - 15
1 - 13
0 - N/A
Crosswind component for landing
6 -
5 -
4 -
3 -
2 -
1 -
0 -
Crosswind component for landing
** 6 - 37
** 5 - 37
4 - 35
3 - 25
2 - 17
1 - 15
0 - N/A
True or false?
Engine surge can occur with a strong crosswind component if takeoff thrust is set prior to brake release. Therefore, rolling takeoffs are strongly advised when crosswinds exceed 20 knots.
True
Can we depart with forward looking wind shear warnings or caution alerts are annunciated?
No
Gross weights for Takeoff
700 -
800 -
900 -
900 ER -
MAX -
Gross weights for Takeoff
700 - 154,500
800 - 174,200
900 - 174,200
900 ER - 187,700
MAX - 194,700
Gross weights for landing
700 -
800 -
900 -
900 ER -
MAX -
Gross weights for landing
700 - 129,200
800 - 146,300
900 - 147,300
900 ER - 157,300
MAX - 163,900
Maximum cabin pressure differential
9.10 psi
Maximum differential pressure for takeoff and landing
.125 psi
When engine bleeds are on (either one or both), do not operate air conditioning packs in _________ for takeoff, approach and landing.
When engine bleeds are on (either one or both), do not operate air conditioning packs in HIGH for takeoff, approach and landing.
Normal differential pressure
> 37,000 - 8.35 (+-.1)
28,000 - 37,000 - 7.8 (+-.1)
< 28,000 - 7.45 (+-.1)
Duct pressure for maximum cooling
20 - 25 psi
Minimum PSI for:
Duct pressure for two pack operation from one bleed source
20 - 25 psi
Takeoff is _______ in Moderate / Heavy freezing rain or hail.
Takeoff is PROHIBITED in Moderate / Heavy freezing rain or hail.
When is engine anti-ice required
All ground operations when in icing conditions
Inflight icing conditions unless colder than -40sat
When must engine ignition be selected to CONT?
Prior to and during engine anti-ice operation
When can you NOT use the wing anti ice?
After being sprayed with type 2 or 4 fluid
Or
While on the ground when OAT is above 10*C
When can we not operate windshield wipers?
On a dry window
When must window heat be turned on?
10 minutes prior to takeoff
When must probe heat be turned on?
Prior to takeoff
If the wing anti ice is required after takeoff, when can you turn it on?
After the first thrust reduction
What may happen if you use wing anti-ice above FL350?
May cause bleed trip off and possible loss of cabin pressure.
Can you use aileron trim with the autopilot engaged?
No!
When landing above 8,400 feet pressure altitude, when must the autopilot be turned off?
100 feet AGL
If there is no published MDA/DA, when must the autopilot be disconnected?
500 feet AGL
Autoland restrictions are:
At or below 8,400 pressure altitude
Flaps 30 and 40 with both engines running
Max glidslope angle 3.25*
Minimum glidslope angle 2.5*
FO not authorized
Autoflight Parameters:
Autoflight Parameters:
Do not use autoland for overweight landings
No autopilot or auto throttle when radio altimeter is inop
FOs can’t autoland
Do not use LVL CHG on final approach below 1000 AFE
In all cases other than autoland, autothrottle must be disconnected no lower than 50 feet AGL.
Battery voltage for APU start
23 volts
Ignition must be used for
Takeoff
Landing
Heavy rain
Engine anti-ice operations
Min oil PSI
(700/800/900/9ER) -
(MAX) -
Min oil PSI
(700/800/900/9ER) - 13 psi
(MAX) - 17.4 psi
Maximum
oil temperature -
Maximum continuous oil temp -
Max oil temperature - 155*C
Max continuous oil temp - 140*C
141-150 for 45 min but only 15 min in the MAX
EGT limits
(700/800/900/9ER)
Takeoff (5 min) -
Max Continuous -
Start -
EGT limits
(700/800/900/9ER)
Takeoff (5 min) - 950*C
Max Continuous - 925*C
Start - 725*C
EGT limits 737-MAX
Takeoff (10 min) -
Max Continuous -
Start -
EGT limits for the MAX model)
Takeoff (10 min) - 1038*C
Max Continuous - 1013 *C
Start - 753*C
When can we not use reduced thrust for takeoff?
If anti skid is inop
If the runway is contaminated with standing water, ice, slush or snow.
With the Engine Control (EEC) in ALTN mode
Can we use reverse thrust to back up?
No
What modes must the Engine Control (EEC) be in for takeoff?
ON or ALTN
APU max altitudes:
Bleed and electric:
Bleed only:
Electric only:
APU max altitudes:
Bleed and electric: 10,000 feet
Bleed only: 17,000 feet
Electric only: 41,000 feet
Minimum Engine oil quantity to start?
70%
When must a cooling period be observed for the APU starter duty cycle and how long must you wait?
A 15 minute cooling period must be observed after the 3rd start attempt.
How long must the APU be operated for prior to using APU bleed air?
1 minute
How long must we wait for the APU to complete its shut down before turning off the battery switch? (NG) and (MAX)
(NG) - 120 seconds
(MAX) - 3 minutes mandatory, 5 minutes recommended after APU GEN OFF BUS extinguishes
APU bleed air must be closed when:
Ground pneumatic air is connected and isolation valve is open
Engine No. 1 bleed valve is open (eng 1 running)
Isolation valve is open and eng. 2 bleed is open (eng 2 running)
Note: APU bleed valve may be open during Engine start, but avoid engine power above idle.
What is the engine fire extinguisher bottle pressure?
800 psi at 70*F
**Maximum flap extension altitude
20,000ft
When are flaps prohibited during holding?
When in icing conditions
What is the maximum limit for speed brakes in flight?
The FLIGHT DETENT
When extending or retracting flaps with the ALTERNATE FLAPS position switch, allow ______ after releasing the ALTERNATE FLAPS position switch before moving the switch again to avoid damage to the alternate flap motor clutch.
After a complete extend / retract cycle (0 to 15 and back to 0) allow ________ cooling before attempting another extension.
When extending or retracting flaps with the ALTERNATE FLAPS position switch, allow 15 seconds after releasing the ALTERNATE FLAPS position switch before moving the switch again to avoid damage to the alternate flap motor clutch.
After a complete extend / retract cycle (0 to 15 and back to 0) allow 5 minutes cooling before attempting another extension.
Maximum airspeed when extending flaps via the alternate system
230 knots
What are the Speed Brake Limits in flight?
Do not extend beyond the flight detent
Do not extend passed ARM with flaps 40 selected
Do not deploy when RA less than 1,000 feet
Maximum speed with a Mach Trim Fail (both channels)
280 knots / .82 Mach
Except in Test mode, when can the radar NOT be used on the ground?
During fueling
Within 50 feet of a fuel spill
Within 15 feet of people
Are localizer back course approaches authorized?
No
Can we reset a tripped fuel pump circuit breaker?
No
Fuel Tank Capacity - usable
(700/800/900/9ER)
Wing -
Center -
(MAX)
Wing -
Center -
Fuel Tank Capacity - usable
(700/800/900/9ER)
Wing - 1,288 g. / 8,630 lbs
Center - 4,299 g. / 28,803 lbs
(46,063 lbs total)
(MAX)
Wing - 1,273 g. / 8,529 lbs
Center - 4,274 g. / 28, 639 lbs
(45,697 lbs total)
Main wing tanks must be full if the center tank more than has _____ lbs of fuel.
1,000 lbs
The ________ tanks should be filled full prior to the ________ tank receiving fuel.
Wing
Center
Drain from the ________ fuel tank first and then switch to the ________
Center first then use wing fuel
Maximum fuel imbalance must not exceed…
1,000 lbs
Intentionally dry running of a center tank fuel pump (low pressure light) is _______
Prohibited
When must you perform an operational check of the fuel CROSSFEED valve?
During the last hour of cruise flight during each extended range operation.
What is the normal position of the fuel crossfeed valve?
Closed
Center tank fuel pumps must not be on unless?
A pilot is in the cockpit to monitor for a low pressure light.
Minimum and Maximum hydraulic quantity for dispatch
Minimum … Above RF
Maximum … 105%
Maximum tire groundspeed
(700/800/900/9ER) -
(MAX) -
Maximum tire groundspeed
(700/800/900/9ER) - 195 knots
(MAX) - 204 knots
When must the RTO auto brakes be armed?
All takeoffs unless it’s INOP
When are auto brakes prohibited?
When antiskid is INOP
Autoland Max Winds-
Headwind-
Crosswind-
Tailwind-
(-900[401-412]) flaps 30:
Field Elevation-
4000 feet or less:
4001-6000 feet:
6001 and above:
Autoland- Max winds
Headwind - 25 knots
Crosswind - 15 knots
Tailwind (flaps 30 and 40)** - 10 knots
**(-900[401-412]) field elevation restrictions:
<4000 - 10 knots
4001 - 6000 - 5 knots
> 6001 - 0 knots
Maximum Flap Speeds for:
1
2
5
Alert Bulletin 21-293 (Company Imposed for operational dependability)
1 - 240kts
2 - 240kts
5 - 230kts
Manufacture Limit is 250kts for 1,2 and 5
When engine bleeds are on (either one or both), what PACK mode cannot be used during takeoff, approach or landing?
HIGH
(NG) Per limitations, how many PACKs are allowed to be operated from one engine?
- Do not operate more than 1 PACK from 1 engine.
(MAX) Per limitations, how many PACKs are allowed to be operated from one engine on the ground?
(MAX) On the ground, do not operate more than 1 pack from one engine.
(MAX) - Aircraft FMC 14.1 software shall be prohibited to what RNP AR value?
.3 nm
With the parking brake set, the drop in brake accumulator pressure should be less than how much PSI in the first 30 minutes?
Drop should be less than 800 psi in the first 30 minutes of being set.
GPWS / RSAT Overrun Warning (ORW)
*Do not use for landing performance planning
If Overrun warning occurs (“OVERRUN, GO-AROUND”)
*execute a go around
Inhibit alert when:
*Landing above 10,000 ft pressure altitude
* Landing OAT colder than -40c
* Landing OAT more than +50c
* Landing with a gross weight greater than max landing weight
